What’s the difference between costochondritis and Tietze’s syndrome?

What’s the difference between costochondritis and Tietze’s syndrome?

Costochondritis and Tietze’s syndrome are sometimes confused because they have similar symptoms. Two differences between them are:

• Tietze’s syndrome commonly affects adults under age 40. Costochondritis most commonly affects adults over age 40.
• Tietze’s syndrome causes visible chest swelling that continues after the pain is over. You can’t see the swelling caused by costochondritis.